YS3803

Series:	--
Packaging:	Bulk
Part Status:	Active
Frequency Group:	UHF (300 MHz ~ 1 GHz)
Frequency (Center/Band):	393MHz
Frequency Range:	380MHz ~ 406MHz
Antenna Type:	Yagi
Number of Bands:	1
VSWR:	1.5
Return Loss:	--
Gain:	7.1dBd
Features:	--
Termination:	Connector, N Female
Ingress Protection:	--
Mounting Type:	Bracket Mount
Height (Max):	20.157" (512.00mm)
Applications:	--

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YS3803 RF Antenna

The YS3803 RF antenna, manufactured by YSI Communication, is a low-profile, easy to install and cost-effective antenna for both professionals and hobbyists. This slightly larger antenna has an operating frequency of 2450MHz, a radiation gain of 12dB, and a beam width of 114 degrees. The YS3803 is a wide-range antenna, ideal for long-distance communication and high-speed wireless applications.

Applications

The YS3803 RF antenna is used in a range of applications, from radio links to Wi-Fi networks. It is suitable for rural and urban areas where there is a high demand for reliable signal coverage, such as airports, disaster management, public safety, and industrial monitoring. For longer-range communication, the YS3803 is often used on point-to-point systems and rooftop installations. It is also suitable for mobile phone networks, base stations, and IoT applications.

Working Principle

The YS3803 RF antenna is a directional antenna, which means that the signal is emitted in a narrow beam to a specific direction. This directional radiation pattern provides stronger signal transmission and reception over a limited area, and increases its overall efficiency. Its radiation pattern is omnidirectional in the horizontal plane, with gain distributed evenly in all directions.

Design and Construction

The YS3803 is composed of three parts: the antenna elements, the mounting hardware, and the feed-line. The antenna elements are made of high-grade copper and encased in a radome, while the mounting hardware is designed to provide maximum stability and corrosion resistance. The feed-line is constructed with an impedance that matches the design frequency. This ensures that all the power sent to the antenna is radiated, and that the antenna does not have any electronic or magnetic losses.

Advantages

The YS3803 RF antenna is a low-profile and low-cost antenna, which makes it an ideal choice for professionals and hobbyists. Its directional radiation pattern and frequency range enable it to be used for a variety of applications, from radio links to wireless networks. The antenna\'s efficient design and construction maximize signal reception and transmission, while its robust construction ensures long-term reliability.

Conclusion

The YS3803 RF antenna is a highly efficient, cost-effective, and easy to install antenna, suitable for a wide range of applications. With its directional radiation pattern and narrow beam width, it provides maximum signal reception and transmission, and is ideal for long-distance communication and high-speed wireless applications.

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